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<pre><code><a href="#1" id="1" class="l">  1: </a><span class="xlang">&lt;?php</span>
<a href="#2" id="2" class="l">  2: </a>
<a href="#3" id="3" class="l">  3: </a><span class="php-comment">/**
</span><a href="#4" id="4" class="l">  4: </a><span class="php-comment"> * 过滤器分为全局过滤器和特定作用点过滤器
</span><a href="#5" id="5" class="l">  5: </a><span class="php-comment"> * 只对Do-Request有效，对Let-Request无效
</span><a href="#6" id="6" class="l">  6: </a><span class="php-comment"> * @author ltre
</span><a href="#7" id="7" class="l">  7: </a><span class="php-comment"> */</span>
<a href="#8" id="8" class="l">  8: </a><span class="php-keyword1">class</span> DIFilterMap {
<a href="#9" id="9" class="l">  9: </a>    
<a href="#10" id="10" class="l"> 10: </a>    <span class="php-comment">/**
</span><a href="#11" id="11" class="l"> 11: </a><span class="php-comment">     * true-需要, false-不需要
</span><a href="#12" id="12" class="l"> 12: </a><span class="php-comment">     * 运行机制：执行某个XXDo::yyFunction()时，会在本类的两个Map【getNeedsMap和getWithoutMap】中扫描“XX/yy”已配置的过滤器需求。
</span><a href="#13" id="13" class="l"> 13: </a><span class="php-comment">     * 从中找出需要和不需要的过滤器，如需要{A,B,C}，不需要{B,C,D}，
</span><a href="#14" id="14" class="l"> 14: </a><span class="php-comment">     * 而后根据self::$need的值决定配置冲突的过滤器最终是否需要，如本例中冲突的有{B,C},则剔除之。
</span><a href="#15" id="15" class="l"> 15: </a><span class="php-comment">     * 最终结果是{A}，算法与集合的减运算相同。
</span><a href="#16" id="16" class="l"> 16: </a><span class="php-comment">     * @var boolean
</span><a href="#17" id="17" class="l"> 17: </a><span class="php-comment">     */</span>
<a href="#18" id="18" class="l"> 18: </a>    <span class="php-keyword1">static</span> <span class="php-var">$need</span> = <span class="php-keyword1">true</span>;
<a href="#19" id="19" class="l"> 19: </a>    
<a href="#20" id="20" class="l"> 20: </a>    <span class="php-comment">/**
</span><a href="#21" id="21" class="l"> 21: </a><span class="php-comment">     * @Map
</span><a href="#22" id="22" class="l"> 22: </a><span class="php-comment">     * 需要过滤器的模块或方法，大小写敏感
</span><a href="#23" id="23" class="l"> 23: </a><span class="php-comment">     */</span>
<a href="#24" id="24" class="l"> 24: </a>    <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> getNeedsMap(){
<a href="#25" id="25" class="l"> 25: </a>    
<a href="#26" id="26" class="l"> 26: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(
<a href="#27" id="27" class="l"> 27: </a>            <span class="php-comment">//过滤器名(免Filter后缀) =&gt; array(作用域)</span>
<a href="#28" id="28" class="l"> 28: </a>            <span class="php-quote">'Xxx'</span>   =&gt; <span class="php-keyword1">array</span>(
<a href="#29" id="29" class="l"> 29: </a>                <span class="php-quote">'Test/test'</span>, <span class="php-comment">//Do方法</span>
<a href="#30" id="30" class="l"> 30: </a>                <span class="php-quote">'Test/lets'</span>, <span class="php-comment">//Do方法</span>
<a href="#31" id="31" class="l"> 31: </a>            ),
<a href="#32" id="32" class="l"> 32: </a>            <span class="php-quote">'Yyy'</span> =&gt; <span class="php-keyword1">array</span>(
<a href="#33" id="33" class="l"> 33: </a>                <span class="php-quote">'Test/test'</span>,<span class="php-comment">//Do方法</span>
<a href="#34" id="34" class="l"> 34: </a>            ),
<a href="#35" id="35" class="l"> 35: </a>        );
<a href="#36" id="36" class="l"> 36: </a>    
<a href="#37" id="37" class="l"> 37: </a>    }
<a href="#38" id="38" class="l"> 38: </a>    
<a href="#39" id="39" class="l"> 39: </a>    <span class="php-comment">/**
</span><a href="#40" id="40" class="l"> 40: </a><span class="php-comment">     * @Map
</span><a href="#41" id="41" class="l"> 41: </a><span class="php-comment">     * 不需要过滤器的模块或方法，大小写敏感
</span><a href="#42" id="42" class="l"> 42: </a><span class="php-comment">     */</span>
<a href="#43" id="43" class="l"> 43: </a>    <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> getWithoutMap(){
<a href="#44" id="44" class="l"> 44: </a>        
<a href="#45" id="45" class="l"> 45: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(
<a href="#46" id="46" class="l"> 46: </a>            <span class="php-comment">//过滤器名(免Filter后缀) =&gt; array(作用域)</span>
<a href="#47" id="47" class="l"> 47: </a>            <span class="php-quote">'Xxx'</span>   =&gt; <span class="php-keyword1">array</span>(
<a href="#48" id="48" class="l"> 48: </a>                <span class="php-quote">'Testtest'</span>, <span class="php-comment">//Do模块</span>
<a href="#49" id="49" class="l"> 49: </a>                <span class="php-quote">'Test/start'</span>, <span class="php-comment">//Do方法</span>
<a href="#50" id="50" class="l"> 50: </a>            ),
<a href="#51" id="51" class="l"> 51: </a>        );
<a href="#52" id="52" class="l"> 52: </a>        
<a href="#53" id="53" class="l"> 53: </a>    }
<a href="#54" id="54" class="l"> 54: </a>    
<a href="#55" id="55" class="l"> 55: </a>    <span class="php-comment">/**
</span><a href="#56" id="56" class="l"> 56: </a><span class="php-comment">     * @Sort
</span><a href="#57" id="57" class="l"> 57: </a><span class="php-comment">     * 获取过滤器执行的优先级
</span><a href="#58" id="58" class="l"> 58: </a><span class="php-comment">     * 每个[Xx[/yy]]对应一组优先级配置
</span><a href="#59" id="59" class="l"> 59: </a><span class="php-comment">     * 在同一组优先级配置中，下标越小（即越靠前），优先级越高
</span><a href="#60" id="60" class="l"> 60: </a><span class="php-comment">     * 具体算法详见：DIFilterUtil::setSort() @ __filter.php
</span><a href="#61" id="61" class="l"> 61: </a><span class="php-comment">     */</span>
<a href="#62" id="62" class="l"> 62: </a>    <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> getSpecialFilterSort(){
<a href="#63" id="63" class="l"> 63: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(
<a href="#64" id="64" class="l"> 64: </a>            <span class="php-quote">'Test/test'</span> =&gt; <span class="php-keyword1">array</span>(
<a href="#65" id="65" class="l"> 65: </a>                <span class="php-quote">'Yyy'</span>,
<a href="#66" id="66" class="l"> 66: </a>                <span class="php-quote">'Xxx'</span>, 
<a href="#67" id="67" class="l"> 67: </a>           ),
<a href="#68" id="68" class="l"> 68: </a>        );
<a href="#69" id="69" class="l"> 69: </a>    }
<a href="#70" id="70" class="l"> 70: </a>    
<a href="#71" id="71" class="l"> 71: </a>    <span class="php-comment">/**
</span><a href="#72" id="72" class="l"> 72: </a><span class="php-comment">     * @Sort
</span><a href="#73" id="73" class="l"> 73: </a><span class="php-comment">     * 获取默认的过滤器执行优先级
</span><a href="#74" id="74" class="l"> 74: </a><span class="php-comment">     * 当getSpecialFilterSort()没有配置[Xx[/yy]]对应的优先级配置时，
</span><a href="#75" id="75" class="l"> 75: </a><span class="php-comment">     * 则采用此优先级配置
</span><a href="#76" id="76" class="l"> 76: </a><span class="php-comment">     */</span>
<a href="#77" id="77" class="l"> 77: </a>    <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> getDefaultFilterSort(){
<a href="#78" id="78" class="l"> 78: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(
<a href="#79" id="79" class="l"> 79: </a>            <span class="php-quote">'Xxx'</span>,
<a href="#80" id="80" class="l"> 80: </a>            <span class="php-quote">'Yyy'</span>,
<a href="#81" id="81" class="l"> 81: </a>        );
<a href="#82" id="82" class="l"> 82: </a>    }
<a href="#83" id="83" class="l"> 83: </a>    
<a href="#84" id="84" class="l"> 84: </a>    <span class="php-comment">/**
</span><a href="#85" id="85" class="l"> 85: </a><span class="php-comment">     * @Map
</span><a href="#86" id="86" class="l"> 86: </a><span class="php-comment">     * @Sort
</span><a href="#87" id="87" class="l"> 87: </a><span class="php-comment">     * 获取全局过滤器，也获取过滤器优先级
</span><a href="#88" id="88" class="l"> 88: </a><span class="php-comment">     * 这些过滤器对全局所有访问有效
</span><a href="#89" id="89" class="l"> 89: </a><span class="php-comment">     * 如果需要指定例外项（如不需要全局过滤器的作用点），
</span><a href="#90" id="90" class="l"> 90: </a><span class="php-comment">     *     则需自行在过滤器的构造方法内作限制，具体过程不作赘述。
</span><a href="#91" id="91" class="l"> 91: </a><span class="php-comment">     * 默认例外项：DIUrlShell::$_default_shell指定值不执行全局过滤器
</span><a href="#92" id="92" class="l"> 92: </a><span class="php-comment">     * 格式：名称 =&gt; 例外项集合
</span><a href="#93" id="93" class="l"> 93: </a><span class="php-comment">     * 例外项格式：array('Xx/yy', 'Xx', ...)
</span><a href="#94" id="94" class="l"> 94: </a><span class="php-comment">     */</span>
<a href="#95" id="95" class="l"> 95: </a>    <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> getGlobalFilters(){
<a href="#96" id="96" class="l"> 96: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(
<a href="#97" id="97" class="l"> 97: </a>            <span class="php-quote">'Global1'</span> =&gt; <span class="php-keyword1">array</span>(),
<a href="#98" id="98" class="l"> 98: </a>            <span class="php-quote">'Global2'</span> =&gt; <span class="php-keyword1">array</span>(<span class="php-quote">'Test/test'</span>, <span class="php-quote">'Test/lets'</span>),
<a href="#99" id="99" class="l"> 99: </a>            <span class="php-quote">'Global3'</span> =&gt; <span class="php-keyword1">array</span>(<span class="php-quote">'Testtest'</span>),
<a href="#100" id="100" class="l">100: </a>        );
<a href="#101" id="101" class="l">101: </a>    }
<a href="#102" id="102" class="l">102: </a>    
<a href="#103" id="103" class="l">103: </a>}</code></pre>

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